This document summarizes a case study of a 56-year-old female patient with a history of systemic lupus erythematosus (SLE) who presented with shortness of breath, lower limb swelling, and decreased urine output. Examination revealed respiratory distress, leg edema, and lab results showed kidney dysfunction. Imaging showed pleural effusion, cardiomegaly, and kidney abnormalities. She was diagnosed with lupus nephritis and treated with hemodialysis, steroids, antibiotics, and other medications. Her condition improved with treatment.